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£119 Cheap Flights from Columbus (CMH) to San Diego (SAN)

View £119 flight on Sat, 5 Sept 2026Opens in a new window

Flight 1

Popular airlines from Port Columbus International Airport (CMH) to San Diego Intl. Airport (SAN)

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Cheap Flights from Columbus (CMH) to San Diego (SAN)

Prices were available within the past 7 days and start at £119 for one-way flights and £435 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, 25 Jul - Tue, 28 Jul
CMH
Columbus
SAN
San Diego
£435 Return, found 5 days ago
£435
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 25 Jul from Columbus to San Diego, returning Tue, 28 Jul, priced at £435 found 5 days ago
Alaska Airlines
Mon, 20 Jul - Tue, 21 Jul
CMH
Columbus
SAN
San Diego
£437 Return, found 7 hours ago
£437
Return
found 7 hours ago
Select Alaska Airlines flight, departing Mon, 20 Jul from Columbus to San Diego, returning Tue, 21 Jul, priced at £437 found 7 hours ago
Alaska Airlines
Tue, 14 Jul - Mon, 3 Aug
CMH
Columbus
SAN
San Diego
£439 Return, found 3 days ago
£439
Return
found 3 days ago
Select Alaska Airlines flight, departing Tue, 14 Jul from Columbus to San Diego, returning Mon, 3 Aug, priced at £439 found 3 days ago
Alaska Airlines
Mon, 20 Jul - Tue, 21 Jul
CMH
Columbus
SAN
San Diego
£449 Return, found 7 hours ago
£449
Return
found 7 hours ago
Select Alaska Airlines flight, departing Mon, 20 Jul from Columbus to San Diego, returning Tue, 21 Jul, priced at £449 found 7 hours ago
Alaska Airlines
Tue, 14 Jul - Mon, 3 Aug
CMH
Columbus
SAN
San Diego
£454 Return, found 3 days ago
£454
Return
found 3 days ago
Select Alaska Airlines flight, departing Tue, 14 Jul from Columbus to San Diego, returning Mon, 3 Aug, priced at £454 found 3 days ago
Alaska Airlines
Sat, 25 Jul - Tue, 28 Jul
CMH
Columbus
SAN
San Diego
£474 Return, found 5 days ago
£474
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 25 Jul from Columbus to San Diego, returning Tue, 28 Jul, priced at £474 found 5 days ago
Alaska Airlines
Mon, 20 Jul - Tue, 21 Jul
CMH
Columbus
SAN
San Diego
£475 Return, found 7 hours ago
£475
Return
found 7 hours ago
Select Alaska Airlines flight, departing Mon, 20 Jul from Columbus to San Diego, returning Tue, 21 Jul, priced at £475 found 7 hours ago
Alaska Airlines
Tue, 14 Jul - Mon, 3 Aug
CMH
Columbus
SAN
San Diego
£477 Return, found 3 days ago
£477
Return
found 3 days ago
Select Alaska Airlines flight, departing Tue, 14 Jul from Columbus to San Diego, returning Mon, 3 Aug, priced at £477 found 3 days ago
Alaska Airlines
Tue, 14 Jul - Mon, 3 Aug
CMH
Columbus
SAN
San Diego
£492 Return, found 3 days ago
£492
Return
found 3 days ago
Select Alaska Airlines flight, departing Tue, 14 Jul from Columbus to San Diego, returning Mon, 3 Aug, priced at £492 found 3 days ago
Alaska Airlines
Mon, 13 Jul - Sun, 19 Jul
CMH
Columbus
SAN
San Diego
£493 Return, found 1 day ago
£493
Return
found 1 day ago
Select Alaska Airlines flight, departing Mon, 13 Jul from Columbus to San Diego, returning Sun, 19 Jul, priced at £493 found 1 day ago

Frequently asked questions

How much does a flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) cost?
You can find one-way and return flights from CMH to SAN with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when CMH to SAN ticket fares go up or down.
What is the cheapest month to fly from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.)?
If you're looking for the cheapest time to fly from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.), January is typically your best bet. You can expect average return fares around £257 during this month. January often sees lower prices because it falls after the busy holiday travel season, when demand for flights tends to decrease. Other budget-friendly months for this route include February and October.
Which airlines fly direct from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.)?
Only one airline offers direct flights from John Glenn Columbus Intl. (CMH) to San Diego Intl. (SAN). Southwest Airlines operates 9 direct flights from CMH to SAN every week.
How do I find cheap flights from Columbus, OH (CMH) to San Diego, CA (SAN)?
To find a cheap flight from Columbus, OH (CMH) to San Diego, CA (SAN), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The cheapest months to fly from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) are typically January and February, with average return flights around £257. These months often offer lower fares as they fall after the busy holiday season, making it a great time to find a deal for your trip to San Diego.
What is the earliest flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The earliest flight from John Glenn Columbus Intl. (CMH) to San Diego Intl. (SAN) typically departs around 5:00 AM. This service is operated by American Airlines and is seasonal, active in January and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.)?
A direct flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) typically takes around 4 hours 30 minutes. This route covers a distance of approximately 3,156 kilometers. If you opt for a flight with one stop, your journey will usually take longer, averaging around 7 hours 18 minutes. Flights with two or more stops generally take about 10 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.
Can you fly business or first class from Columbus, OH (CMH) to San Diego, CA (SAN)?
Select the "Business class" and "First class" filters when looking for Columbus, OH (CMH) to San Diego, CA (SAN) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) flight with Expedia?
It's easy to earn miles on a Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Diego, CA (SAN) from Columbus, OH (CMH)?
If you're planning to travel to San Diego from John Glenn Columbus Intl. (CMH), you can fly directly into San Diego Intl. (SAN). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), or Midway Intl. (MDW) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) at the last minute?
Typically, booking a last minute flight from Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package?
Securing a Columbus, OH (CMH-John Glenn Columbus Intl.) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Columbus, OH (CMH) to San Diego, CA (SAN)?
If you booked your Columbus, OH (CMH) to San Diego, CA (SAN) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
John Glenn Columbus Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines
Return price
£435
Distance
3137 km
Average flight time
1 hour 52 mins

Book with confidence

Compare flights from Columbus to San Diego easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Columbus to San Diego. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to San Diego Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from John Glenn Columbus Intl. to San Diego Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from John Glenn Columbus Intl. (CMH) to San Diego Intl. (SAN)

The easiest way to view the best deals on flights from Columbus to San Diego today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from John Glenn Columbus Intl. to San Diego Intl. start at just £435 and range up to £493.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Columbus and San Diego
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Columbus to San Diego flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from John Glenn Columbus Intl. to San Diego Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Columbus to San Diego easily and book with confidence

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*Available to Expedia members.